I agree, these concepts are there for much longer! A role of a teacher is usually to guide the pupils towards the practical implications of an Ideology! so Nick Milo just gave us a glimpse into scalability and notes organization for Obsidian.
Now you could look at the following links:
and:
These concepts are extremely useful for you to design your vault around for future proofing and scalability and better navigation!
Hope it helps
And may also see the original posts from NICK MILO here:https: